A system for determining reference signatures for use in assisting identification of a body state in a biological subject, the system including at least one processing device that obtains reference data for each of a plurality of reference individuals, the reference data including at least one reference impedance indicator obtained by performing at least one impedance measurement on the reference individual, a body state indication indicative of any body states associated with the reference individual and characteristic data indicative of one or more physical characteristics of the reference individual and analyses the reference data to establish one or more reference signatures, each reference signature being indicative of at least one reference impedance indicator associated with a respective body state for respective physical characteristics.
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1. A system for determining a body state indicator for a biological subject, the system including: a) a number of measuring systems, each measuring system being capable of performing impedance measurements on a user and having: i) a measuring device including: (1) at least one signal generator electrically connected to drive electrodes to apply a drive signal to a user; (2) at least one sensor electrically connected to sense electrodes to measure a response signal in the user; (3) a measuring device processor that at least in part: (a) controls the at least one signal generator; (b) receives an indication of a measured response signal from the at least one sensor; and, (c) generates measurement data indicative of at least one measured impedance value; and, ii) a client device in communication with the measuring device, wherein the client device: (1) receives the measurement data; (2) generates user data indicative of the measurement data and a user identifier associated with the user; and, (3) communicates the user data via a communication network; and, b) one or more one processing devices that: i) generate reference signatures by: (1) obtaining user data for a plurality of reference individuals from one or more of the number of measuring systems, via the communications network; (2) determining for each reference individual, at least in part using respective user data, reference data including: (a) at least one reference impedance indicator obtained from user data by performing at least one impedance measurement on the reference individual; (b) a reference body state indication indicative of any body states associated with the reference individual; and, (c) reference characteristic data indicative of one or more physical characteristics of the reference individual; and, (3) analysing the reference data by mining aggregated data for the plurality of reference individuals to establish a plurality of reference signatures, each reference signature being associated with a respective body state for respective physical characteristics and including a plurality of reference ranges, the plurality of reference ranges being based on distributions of different respective reference impedance indicators associated with reference individuals having the respective body state and the respective physical characteristics and the different reference impedance indicators include at least one of: (a) impedance values measured for different body segments of the reference individual; (b) impedance parameter values derived from impedance values measured for different body segments of the reference individual; (c) different impedance parameter values derived from impedance values measured for at least one body segment of the reference individual; (d) fluid level indicators indicative of fluid levels in different body segments of the reference individual; or (e) fluid level indicators indicative of different fluid levels in at least one body segment of the reference individual; and, ii) analyse impedance measurements for a subject by: (1) obtaining user data for the subject from one of the number of measuring systems, via the communications network; (2) determining, at least in part using the user data for the subject: (a) subject characteristic data indicative of one or more physical characteristics of the subject; and, (b) at least one subject impedance indicator derived from at least one measured impedance value for the subject; and, (3) analysing the at least one subject impedance indicator at least in part using the reference signatures and the subject characteristic data; and, iii) generating at least one body state indicator in accordance with the analysis.
2. A system according to claim 1 , wherein the subject impedance indicators include at least one of: a) at least one impedance value measured for at least one body segment of the subject; b) at least one impedance parameter value derived from at least one impedance value measured for at least one body segment of the subject; or, c) a fluid level indicator indicative of fluid levels in at least one body segment of the reference individual, the fluid level indicator being derived from at least one impedance value measured for at least one body segment of the subject.
This invention relates to a system for monitoring physiological conditions in a subject by analyzing impedance indicators. The system addresses the challenge of accurately assessing fluid distribution and other physiological parameters in the body, which is critical for medical diagnostics and treatment monitoring. The system measures electrical impedance across different body segments to derive meaningful health indicators. The system includes impedance indicators that provide detailed insights into the subject's physiological state. These indicators may include direct impedance values measured for specific body segments, derived impedance parameters calculated from these measurements, or fluid level indicators that estimate fluid distribution within the body segments. The fluid level indicators are particularly useful for detecting conditions like edema or dehydration by analyzing impedance data. By combining these indicators, the system offers a comprehensive assessment of the subject's health status, enabling early detection of abnormalities and improving patient care. The system is designed to be adaptable, allowing for customization based on the specific body segments being monitored and the type of physiological data required. This flexibility ensures accurate and reliable health assessments across various medical applications.
3. A system according to claim 1 , wherein the one or more processing devices analyse the at least one subject impedance indicator by: a) selecting one or more of the reference signatures using the subject characteristic data; b) generating at least one subject signature indicative of the at least one subject impedance indicator; and, c) comparing the at least one subject signature to the selected reference signatures.
This system relates to analyzing subject impedance indicators, such as those used in medical or biometric monitoring, to assess physiological or behavioral states. The problem addressed is the need for accurate and personalized analysis of impedance data, which can vary significantly between individuals due to differences in body composition, health conditions, or other physiological factors. The system includes processing devices that analyze impedance indicators by first selecting relevant reference signatures based on subject-specific characteristics, such as age, gender, or medical history. These reference signatures are pre-established patterns or models derived from a database of known impedance data. The system then generates a subject-specific signature from the measured impedance data, which represents the individual's unique physiological response. Finally, the system compares the subject's signature to the selected reference signatures to identify matches or deviations, enabling accurate assessment of the subject's state, such as detecting anomalies, monitoring health conditions, or verifying identity. This approach improves the reliability of impedance-based analysis by accounting for individual variability, reducing false positives or negatives, and providing more precise insights into the subject's condition. The system is applicable in medical diagnostics, wearable health monitors, or security systems where impedance data is used for authentication or health tracking.
4. A system according to claim 1 , wherein the one or more processing devices: a) generate reference signatures by: i) determining at least one other reference body parameter value obtained by performing at least one measurement on one or more other body parameters of the reference individual; and, ii) generating each reference signature so that each reference signature is indicative of at least one reference impedance indicator and at least one other reference body parameter value associated with a respective body state for respective physical characteristics; and, b) generate a subject signature by: i) determining at least one other subject body parameter value obtained by performing at least one measurement on one or more other body parameters of the subject; and, ii) generating the at least one subject signature using the at least one other subject body parameter value.
This system relates to biometric monitoring, specifically for comparing physiological data between a reference individual and a subject to assess body states. The system addresses the challenge of accurately identifying and distinguishing between different physiological conditions by analyzing multiple body parameters beyond impedance alone. The system includes processing devices that generate reference signatures for a reference individual by measuring at least one other body parameter (e.g., heart rate, temperature, blood pressure) and combining these measurements with impedance data to create a signature indicative of a specific body state. Each reference signature is associated with a particular physiological condition or characteristic. Similarly, the system generates subject signatures by measuring the same body parameters in a subject and incorporating these values into a signature for comparison. The system enables the comparison of subject signatures against reference signatures to determine similarities or deviations, facilitating the detection of physiological changes or conditions. This approach enhances diagnostic accuracy by integrating multiple physiological metrics into a unified signature framework.
5. A system according to claim 4 , wherein the at least one other reference body parameter value is indicative of at least one of: a) a body parameter value; b) a weight; c) a cardiac parameter value; d) a respiratory parameter value; e) a blood potassium level; f) a temperature; g) a blood pressure; h) a respiratory rate; i) a heart rate; or, j) a blood oxygenation level.
This invention relates to a system for monitoring and analyzing physiological parameters of a body, addressing the need for comprehensive health tracking to detect and manage medical conditions. The system measures and processes at least one reference body parameter value, which may include various physiological metrics such as body parameter values, weight, cardiac parameters, respiratory parameters, blood potassium levels, temperature, blood pressure, respiratory rate, heart rate, or blood oxygenation levels. These parameters are used to assess the body's condition, enabling early detection of abnormalities or health risks. The system may integrate multiple sensors or data sources to collect these values, ensuring a holistic view of the user's health status. By continuously or periodically monitoring these parameters, the system can provide real-time insights, alert healthcare providers to potential issues, or guide personalized treatment plans. The invention enhances patient care by enabling proactive health management and reducing the likelihood of undetected medical conditions. The system's flexibility in accommodating different physiological measurements makes it adaptable to various medical applications, from general wellness monitoring to specialized clinical use.
6. A system according to claim 1 , wherein the one or more processing devices retrieve medical record data from one or more electronic medical records, the medical record data including at least one of: a) subject characteristic data; b) at least one other subject body parameter value; c) reference characteristic data; d) at least one other reference body parameter value; or, e) a reference body state indication.
This invention relates to a medical data processing system designed to enhance patient care by analyzing electronic medical records (EMRs). The system addresses the challenge of efficiently extracting and utilizing relevant medical data to support clinical decision-making. The system includes one or more processing devices configured to retrieve medical record data from EMRs, which may include various types of information such as subject characteristic data (e.g., age, gender, medical history), other subject body parameter values (e.g., blood pressure, heart rate), reference characteristic data (e.g., population averages or benchmarks), other reference body parameter values (e.g., standard ranges for lab results), and reference body state indications (e.g., healthy, at-risk, or diagnosed conditions). By aggregating and analyzing this data, the system enables healthcare providers to compare individual patient data against reference values, identify trends, and make more informed treatment decisions. The system's ability to integrate and process diverse medical data from EMRs improves diagnostic accuracy and personalized care.
7. A system according to claim 6 , wherein the one or more processing devices retrieve medical record data using at least one of: a) a user identifier of a subject; b) a user identifier of a reference individual; or, c) a medical record identifier related to a user identifier.
The system is designed for retrieving medical record data in a healthcare or medical data management context. The problem addressed is the need for efficient and accurate retrieval of medical records from a database or storage system, ensuring that the correct records are accessed based on specific identifiers. The system includes one or more processing devices configured to retrieve medical record data using at least one of three methods: a user identifier of a subject, a user identifier of a reference individual, or a medical record identifier related to a user identifier. The user identifier of the subject refers to a unique identifier associated with the individual whose medical records are being accessed. The user identifier of the reference individual refers to a unique identifier associated with another individual, such as a healthcare provider or a family member, who may have access to or be linked to the subject's medical records. The medical record identifier is a unique identifier directly associated with a specific medical record, which is itself linked to a user identifier. This system ensures that medical records can be accurately retrieved based on different types of identifiers, improving data accessibility and reducing retrieval errors in healthcare settings.
8. A system according to claim 6 , wherein the one or more processing devices: a) determine a user identifier from the user data; b) retrieve a medical record identifier from an index using the user identifier; c) generate a query using the medical record identifier; d) transfer the query to an electronic medical record system; and, e) receive medical record data in response to the query.
This invention relates to a system for accessing electronic medical records (EMRs) using user data to retrieve relevant medical information. The system addresses the challenge of securely and efficiently accessing patient records in healthcare environments where user identifiers must be mapped to medical record identifiers before querying EMR systems. The system includes one or more processing devices that perform several key functions. First, the devices extract a user identifier from user data, which may be provided by a healthcare professional or patient. Next, they retrieve a corresponding medical record identifier from an index using the user identifier. This index acts as a mapping tool between user identifiers and medical record identifiers, ensuring accurate record retrieval. The system then generates a query incorporating the medical record identifier and transmits it to an EMR system. Finally, the system receives the requested medical record data in response to the query, enabling healthcare providers to access patient information securely and efficiently. This approach streamlines the process of retrieving medical records by automating the mapping and querying steps, reducing manual errors and improving access speed. The system is particularly useful in environments where patient data must be accessed quickly while maintaining data integrity and security.
9. A system according to claim 1 , wherein the one or more processing devices receive from the measuring device at least one of: a) subject characteristic data; b) at least one other subject body parameter value; c) reference characteristic data; d) at least one other reference body parameter value; or, e) a reference body state indication.
This system relates to a health monitoring or biometric measurement system designed to collect and process physiological data from a subject. The system addresses the challenge of accurately capturing and analyzing human body parameters for medical, fitness, or wellness applications. It includes one or more processing devices that receive data from a measuring device, which may be wearable or stationary. The system is capable of obtaining various types of data, including subject-specific characteristics (e.g., age, weight, or medical history), real-time body parameter values (e.g., heart rate, blood pressure, or oxygen saturation), reference characteristic data (e.g., baseline measurements or historical data), other reference body parameter values (e.g., standard ranges for a population), or a reference body state indication (e.g., normal, stressed, or fatigued). The processing devices analyze this data to provide insights, detect anomalies, or generate recommendations. The system may integrate multiple data sources to improve accuracy and contextual understanding of the subject's physiological state. This approach enhances personalized health monitoring by combining individual and reference data for more comprehensive assessments.
10. A system according to claim 1 , wherein the one or more processing devices, at least one of: a) store the at least one body state indicator; b) store the at least one body state indicator as part of an electronic medical record; c) provide an indication of the at least one body state indicator to the client device of a respective measuring system for display; or, d) provide an indication of the at least one body state indicator to a client device of a nominated party for display.
This invention relates to a system for managing and utilizing body state indicators, such as physiological or health-related measurements, within a healthcare or monitoring framework. The system addresses the challenge of efficiently collecting, storing, and distributing body state data to relevant parties, ensuring accurate and timely access to health information. The system includes one or more processing devices that handle body state indicators, which are measurements or derived values representing a person's physiological condition. These indicators may include vital signs, biomarkers, or other health-related metrics. The processing devices perform several key functions: storing the body state indicators in a centralized database, integrating them into electronic medical records (EMRs) for long-term health tracking, and selectively transmitting the indicators to client devices for display. The system can provide these indicators to the original measuring system's client device, allowing the user to view their own health data, or to a nominated party's client device, such as a healthcare provider or caregiver, for remote monitoring and assessment. This ensures that relevant stakeholders have access to the necessary information for informed decision-making. The system enhances data accessibility, improves healthcare coordination, and supports personalized health management.
11. A system according to claim 1 , wherein the measuring device includes at least one of: a) a first housing including spaced pairs of foot drive and sense electrodes provided in electrical contact with feet of the subject in use; or, b) a second housing including spaced pairs of hand drive and sense electrodes provided in electrical contact with hands of the subject in use.
This invention relates to a bioelectrical impedance analysis (BIA) system for measuring body composition, such as fat and muscle mass, by analyzing electrical signals passed through a subject's body. The system addresses the challenge of obtaining accurate and consistent measurements by ensuring proper electrode placement and contact with the subject's extremities. The system includes a measuring device with at least one of two configurations. The first configuration features a housing with spaced pairs of foot drive and sense electrodes designed to make electrical contact with the subject's feet during use. The second configuration includes a housing with spaced pairs of hand drive and sense electrodes that make electrical contact with the subject's hands. The drive electrodes inject an electrical current into the body, while the sense electrodes measure the resulting voltage, allowing the system to calculate bioelectrical impedance. Proper electrode spacing and contact ensure reliable signal transmission and measurement accuracy. The system may be used in medical, fitness, or consumer health applications to assess body composition non-invasively.
12. A system according to claim 1 , wherein the client device is at least one of: a) a smart phone; or, b) a tablet.
The invention relates to a system for enabling client devices to interact with a networked service. The system addresses the challenge of providing flexible and efficient access to networked services across different types of client devices, ensuring compatibility and optimal performance. The system includes a client device configured to communicate with a server over a network, where the client device can be a smartphone or a tablet. The server processes requests from the client device and provides responses, enabling seamless interaction between the user and the service. The system may also include additional components such as authentication modules, data processing units, or user interface elements to enhance functionality. The client device's ability to operate as either a smartphone or a tablet ensures broad compatibility, allowing users to access the service from various devices without requiring separate configurations. This adaptability improves user experience and expands the system's applicability across different device types. The system may further include features like data synchronization, real-time updates, or security protocols to ensure reliable and secure service delivery. By supporting multiple device types, the system provides a versatile solution for accessing networked services in diverse environments.
13. A method for determining a body state indicator for a biological subject, the method including: a) providing a number of measuring systems, each measuring system being capable of performing impedance measurements on a user and having: i) a measuring device including: (1) at least one signal generator electrically connected to drive electrodes to apply a drive signal to a user; (2) at least one sensor electrically connected to sense electrodes to measure a response signal in the user; (3) a measuring device processor that at least in part: (a) controls the at least one signal generator; (b) receives an indication of a measured response signal from the at least one sensor; and, (c) generates measurement data indicative of at least one measured impedance value; and, (4) a client device in communication with the measuring device, wherein the client device: (a) receives the measurement data; (b) generates user data indicative of the measurement data and a user identifier associated with the user; and, (c) communicates the user data via a communication network; b) using one or more one processing devices to: i) generate reference signatures by: (1) obtaining user data for a plurality of reference individuals from one or more of the number of measuring systems, via the communications network; (2) determining for each reference individual, at least in part using respective user data, reference data including: (a) at least one reference impedance indicator obtained from user data by performing at least one impedance measurement on the reference individual; (b) a reference body state indication indicative of any body states associated with the reference individual; and, (c) reference characteristic data indicative of one or more physical characteristics of the reference individual; and, (3) analysing the reference data by mining aggregated data for the plurality of reference individuals to establish a plurality of reference signatures, each reference signature associated with a respective body state for respective physical characteristics and including a plurality of reference ranges, the plurality of reference ranges being based on distributions of different respective reference impedance indicators associated with reference individuals having the respective body state and the respective physical characteristics and the reference impedance indicators including at least one of: (a) impedance values measured for different body segments of the reference individual; (b) impedance parameter values derived from impedance values measured for different body segments of the reference individual; (c) different impedance parameter values derived from impedance values measured for at least one body segment of the reference individual; (d) fluid level indicators indicative of fluid levels in different body segments of the reference individual; or, (e) fluid level indicators indicative of different fluid levels in at least one body segment of the reference individual; ii) analyse impedance measurements for a subject by: (1) obtaining user data for the subject from one of the number of measuring systems, via the communications network; (2) determining, at least in part using the user data for the subject: (a) subject characteristic data indicative of one or more physical characteristics of the subject; and, (b) at least one subject impedance indicator derived from at least one measured impedance value for the subject; and, (3) analysing the at least one subject impedance indicator at least in part using the reference signatures and the subject characteristic data; and, iii) generate at least one body state indicator in accordance with the analysis.
This invention relates to a system for determining a body state indicator for a biological subject using impedance measurements. The system addresses the challenge of accurately assessing body states, such as hydration levels, fluid distribution, or other physiological conditions, by leveraging impedance data from multiple body segments and comparing it to reference data from a population. The method involves multiple measuring systems, each capable of performing impedance measurements on a user. Each system includes a measuring device with a signal generator connected to drive electrodes that apply an electrical signal to the user, and sensors connected to sense electrodes that measure the response signal. A processor in the measuring device controls the signal generator, processes the response signal, and generates measurement data representing impedance values. A client device communicates with the measuring device, receiving the measurement data, associating it with a user identifier, and transmitting the data over a communication network. The system generates reference signatures by collecting impedance measurements and body state data from a plurality of reference individuals. This data includes impedance indicators (such as values for different body segments, derived parameters, or fluid levels), body state indications, and physical characteristics. The system analyzes this aggregated data to establish reference ranges for different body states and physical characteristics. For a subject, the system obtains impedance measurements and physical characteristics, then compares the subject's data to the reference signatures to determine a body state indicator. This allows for personalized and accurate assessment of body states based on impedance measurements.
14. A system for determining reference signatures for use in assisting identification of a body state in a biological subject, the system including at least one processing device that: a) obtains reference data for each of a plurality of reference individuals, the reference data including: i) at least one reference impedance indicator obtained by performing at least one impedance measurement on the reference individual; ii) a body state indication indicative of any body states associated with the reference individual; and, iii) characteristic data indicative of one or more physical characteristics of the reference individual; and, b) analyses the reference data by mining aggregated data for the plurality of reference individuals to establish a plurality of reference signatures, each reference signature being associated with a respective body state for respective physical characteristics and including a plurality of reference ranges, the plurality of reference ranges being based on distributions of different respective reference impedance indicators associated with reference individuals having the respective body state and the respective physical characteristics and the reference impedance indicators including at least one of: i) impedance values measured for different body segments of the reference individual; ii) impedance parameter values derived from impedance values measured for different body segments of the reference individual; iii) different impedance parameter values derived from impedance values measured for at least one body segment of the reference individual; iv) fluid level indicators indicative of fluid levels in different body segments of the reference individual; or, v) fluid level indicators indicative of different fluid levels in at least one body segment of the reference individual.
The system determines reference signatures to identify body states in biological subjects using impedance measurements. The problem addressed is the need for accurate, personalized body state identification based on physiological data. The system collects reference data from multiple individuals, including impedance measurements, body state indications (e.g., health conditions), and physical characteristics (e.g., age, weight). Impedance measurements may include values from different body segments, derived parameters (e.g., resistance, reactance), or fluid level indicators. The system analyzes this aggregated data to establish reference signatures, which are sets of reference ranges for specific body states and physical characteristics. These ranges are derived from distributions of impedance indicators among individuals with matching body states and characteristics. The signatures help classify body states in new subjects by comparing their impedance data to the established ranges. This approach improves diagnostic accuracy by accounting for individual variability in physiological measurements.
15. A system according to claim 14 , wherein the reference impedance indicators are obtained for at least some of the reference individuals, at least one of: a) for each of a plurality of body segments; b) at a number of different times; or, c) repeatedly over a time period.
This invention relates to a system for measuring and analyzing bioelectrical impedance in individuals, particularly for assessing body composition or health metrics. The system addresses challenges in obtaining accurate and reliable impedance measurements, which are influenced by factors such as body segment variations, temporal changes, and repeated measurements over time. The system includes a reference database of impedance indicators for a group of reference individuals. These indicators are obtained for at least some of the reference individuals in multiple ways: for different body segments (e.g., arms, legs, torso), at different times, or repeatedly over a time period. This allows for a more comprehensive and dynamic reference dataset, improving the accuracy of comparisons when analyzing new individuals. The system may use these reference impedance indicators to normalize or adjust measurements, account for physiological variations, or track changes in an individual's bioelectrical properties over time. The approach enhances the reliability of impedance-based assessments, such as body fat percentage, muscle mass, or hydration levels, by incorporating a broader range of reference data.
16. A system according to claim 14 , wherein at least one reference impedance indicator is one of a number of reference body parameter values, the reference data further including at least one other reference body parameter value obtained by performing at least one measurement on one or more other body parameters of the reference individual, and wherein each reference signature is indicative of at least one reference impedance indicator and at least one other reference body parameter value associated with a respective body state for respective physical characteristics.
This invention relates to a system for monitoring body parameters, particularly for tracking physiological states based on impedance measurements and other body parameters. The system addresses the challenge of accurately assessing an individual's physiological condition by correlating impedance data with additional body parameters to provide a comprehensive health signature. The system includes a reference database containing reference data for a reference individual. This data includes multiple reference impedance indicators, which are impedance values obtained from measurements of the individual's body. Additionally, the reference data includes other reference body parameter values derived from measurements of one or more different body parameters, such as heart rate, temperature, or blood pressure. Each reference signature in the database combines at least one reference impedance indicator and at least one other reference body parameter value, representing a specific body state associated with particular physical characteristics. By comparing current measurements of an individual's impedance and other body parameters to these reference signatures, the system can determine the individual's physiological state. This approach enhances accuracy by leveraging multiple physiological indicators rather than relying solely on impedance data. The system is particularly useful in medical monitoring, fitness tracking, or rehabilitation, where precise and multi-faceted health assessments are required.
17. A system according to claim 16 , wherein the at least one other reference body parameter value is indicative of at least one of: a) a body parameter value; b) a weight; c) a cardiac parameter value; d) a respiratory parameter value; e) a blood potassium level; f) a temperature; g) a blood pressure; h) a respiratory rate; i) a heart rate; or, j) a blood oxygenation level.
This invention relates to a system for monitoring and analyzing physiological parameters of a body, particularly for detecting and managing health conditions. The system measures and tracks multiple body parameters to assess health status, detect anomalies, or provide medical insights. The system includes a sensor or monitoring device that captures at least one reference body parameter value, which may include a body parameter value, weight, cardiac parameter, respiratory parameter, blood potassium level, temperature, blood pressure, respiratory rate, heart rate, or blood oxygenation level. These measurements are used to evaluate physiological conditions, identify trends, or trigger alerts for abnormal readings. The system may integrate these parameters to provide a comprehensive health assessment, enabling early detection of conditions such as cardiac or respiratory disorders, electrolyte imbalances, or other physiological abnormalities. The invention aims to improve health monitoring by combining multiple physiological indicators for more accurate and timely health assessments.
18. A system for use in assisting identification of a body state in a biological subject, wherein the system includes in at least one processing device: a) determining subject data for the biological subject, the subject data including: i) at least one subject impedance indicator obtained by performing at least one impedance measurement on the subject; and, ii) subject characteristic data indicative of one or more physical characteristics of the subject; and, b) using the subject data and reference signatures to generate a body state indicator, each reference signature being associated with a respective body state for respective physical characteristics, and being derived by mining aggregated data of the plurality of reference individuals, wherein each reference signature includes a plurality of reference ranges, the plurality of reference ranges being based on distributions of different respective reference impedance indicators associated with reference individuals having the respective body state and the respective physical characteristics and the reference impedance indicators including at least one of: i) impedance values measured for different body segments of the reference individual; ii) impedance parameter values derived from impedance values measured for different body segments of the reference individual; iii) different impedance parameter values derived from impedance values measured for at least one body segment of the reference individual; iv) fluid level indicators indicative of fluid levels in different body segments of the reference individual; or, v) fluid level indicators indicative of different fluid levels in at least one body segment of the reference individual.
This system assists in identifying a body state in a biological subject by analyzing impedance measurements and physical characteristics. The system includes a processing device that determines subject data, which includes impedance indicators obtained from measurements on the subject and characteristic data representing physical traits. The impedance indicators may include values measured across different body segments, derived parameters from those measurements, fluid level indicators for different segments, or variations within a single segment. The system compares this data against reference signatures, each associated with a specific body state and physical characteristics. These signatures are derived from aggregated data of reference individuals and consist of multiple reference ranges based on distributions of impedance indicators for those with the same body state and characteristics. By matching the subject's data to these signatures, the system generates a body state indicator, enabling accurate identification of the subject's physiological condition. The approach leverages statistical distributions of impedance and fluid data to improve diagnostic precision.
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February 15, 2017
April 19, 2022
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